Technical Description
The Komatsu WA270-7 is a mid-size wheel loader engineered for high productivity and durability in demanding construction, mining, and material handling applications. Powered by a Komatsu SAA6D107E-2 turbocharged engine, it delivers 148.9 hp (110 kW) net power at 2,000 rpm, ensuring robust performance and fuel efficiency. The loader features a hydrostatic transmission with four forward and four reverse gears, enabling smooth operation and a top speed of 23.6 mph (37 km/h) in both directions. Its hydraulic system provides a pump flow capacity of 39.7 gal/min (148 l/min) and a relief valve setting of 3,000 psi, supporting rapid cycle times with a 5.7-second raise, 3.2-second lower, and 2-second dump. The WA270-7 has an operational weight range of 28,351–29,299 lbs (12,860–13,290 kg), a wheelbase of 9.6 ft (3 m), and a width over tires of 8.3 ft (2 m). The bucket offers a heaped capacity of 3.1 cu yds (2 m³), a struck capacity of 2.8 cu yds (2 m³), a width of 8.4 ft (2 m), and a breakout force of 29,450 lbs (13,358 kg), ensuring efficient material handling. Maximum dump clearance reaches 9.8 ft (3 m), and the hinge pin height is 13.1 ft (4 m). The loader is equipped with a large cab for operator comfort, easy access to service points, and advanced monitoring systems. Fluid capacities include 49.2 gal (185 l) fuel, 7.4 gal (27 l) cooling system, 6.1 gal (23 l) engine oil, and 20.7 gal (76 l) hydraulic system.
